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-rw-r--r--src/include/gnunet_crypto_lib.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/src/include/gnunet_crypto_lib.h b/src/include/gnunet_crypto_lib.h
index 5521dad3c..d01457b4a 100644
--- a/src/include/gnunet_crypto_lib.h
+++ b/src/include/gnunet_crypto_lib.h
@@ -475,6 +475,22 @@ GNUNET_CRYPTO_random_block (enum GNUNET_CRYPTO_Quality mode,
void *buffer,
size_t length);
+
+/**
+ * @ingroup crypto
+ * Fill UUID with a timeflake pseudo-random value. Note that
+ * timeflakes use only 80 bits of randomness and 48 bits
+ * to encode a timestamp in milliseconds. So what we return
+ * here is not a completely random number.
+ *
+ * @param mode desired quality of the random number
+ * @param uuid the value to fill
+ */
+void
+GNUNET_CRYPTO_random_timeflake (enum GNUNET_CRYPTO_Quality mode,
+ struct GNUNET_Uuid *uuid);
+
+
/**
* @ingroup crypto
* Produce a random value.